5121587145854 has 8 divisors (see below), whose sum is σ = 7808321386488. Its totient is φ = 2518813350360.

The previous prime is 5121587145847. The next prime is 5121587145907. The reversal of 5121587145854 is 4585417851215.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5121587145854.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20990111132 + ... + 20990111375.

It is an arithmetic number, because the mean of its divisors is an integer number (976040173311).

Almost surely, 2^{5121587145854} is an apocalyptic number.

5121587145854 is a deficient number, since it is larger than the sum of its proper divisors (2686734240634).

5121587145854 is a wasteful number, since it uses less digits than its factorization.

5121587145854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41980222570.

The product of its digits is 8960000, while the sum is 56.

The spelling of 5121587145854 in words is "five trillion, one hundred twenty-one billion, five hundred eighty-seven million, one hundred forty-five thousand, eight hundred fifty-four".